# Positive Test ResultNegative Test ResultHepatitis C33510No Hepatitis C1153

Question
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In Exercises 17–20, refer to the accompanying table showing results from a Chembio test for hepatitis C among HIV-infected patients (based on data from a variety of sources).

False negative Find the probability of selecting a subject with a negative test result, given that the subject has hepatitis C. What would be an unfavorable consequence of this error?

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Step 1

Solution:

Event A: selecting a subject with negative result

Event B: selecting a subject having hepatitis-c.

Then P (A/B) is the probability of selecting a subject with negative result given that having hepatitis-c.

Step 2

Given that,

Step 3

P (A∩B) =10/1500.

P (...

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